/**
 * Copyright 2020 Alibaba Group Holding Limited.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.maxgraph.compiler.cost.statistics;

import com.google.common.base.MoreObjects;
import com.google.common.collect.Lists;

import java.util.List;

/**
 * Manager the label of the output of nodes
 */
public class NodeLabelManager {
    private List<NodeLabelList> nodeLabelList = Lists.newArrayList();

    public void addNodeLabelList(NodeLabelList nodeLabel) {
        this.nodeLabelList.add(nodeLabel);
    }

    public List<NodeLabelList> getNodeLabelList() {
        return nodeLabelList;
    }

    @Override
    public String toString() {
        return MoreObjects.toStringHelper(this).add("nodeLabelList", nodeLabelList).toString();
    }
}
